The definition of ethics in surfing is complex. On the one hand, the French Federation of Surfing, while trying to propose its defense of the values common to the surfers, applies a classical sporting ethics taking again principles of fair play and security. In addition, of the practitioners without affiliation self-regulate surfing thanks to a system of fluctuating usual rules, and a system of values built on the senses. Consequently the question of the legitimacy of the definition of sporting ethics in surfing arises : « Through the codes, values, and the representations, the sporting actors tie alliances or develop oppositions for the legitimate definition of sporting ethics. But to fit in the universe of the sport, all agree to refer to...